Finding the Fourth Proportional to 447,381.49, 617,151.19 and 265,964.39
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Solution
The fourth proportional to 447,381.49, 617,151.19 and 265,964.39 is: 366,890.99
Step by Step Solution
- Step 1: Write the proportion equation
447,381.49 : 617,151.19 = 265,964.39 : x - Step 2: Convert to fraction form
447,381.49/617,151.19 = 265,964.39/x - Step 3: Cross multiply
447,381.49x = 617,151.19 × 265,964.39 - Step 4: Simplify right side
447,381.49x = 164,140,238,456.30 - Step 5: Solve for x
x = 164,140,238,456.30/447,381.49 - Step 6: Final answer
x = 366,890.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.